What is the Greatest Common Factor of 40378 and 40388?

Greatest common factor (GCF) of 40378 and 40388 is 2.

GCF(40378,40388) = 2

We will now calculate the prime factors of 40378 and 40388, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 40378 and 40388.

How to find the GCF of 40378 and 40388?

We will first find the prime factorization of 40378 and 40388. After we will calculate the factors of 40378 and 40388 and find the biggest common factor number .

Step-1: Prime Factorization of 40378

Prime factors of 40378 are 2, 13, 1553. Prime factorization of 40378 in exponential form is:

40378 = 2¹ × 13¹ × 1553¹

Step-2: Prime Factorization of 40388

Prime factors of 40388 are 2, 23, 439. Prime factorization of 40388 in exponential form is:

40388 = 2² × 23¹ × 439¹

Step-3: Factors of 40378

List of positive integer factors of 40378 that divides 40378 without a remainder.

1, 2, 13, 26, 1553, 3106, 20189

Step-4: Factors of 40388

List of positive integer factors of 40388 that divides 40378 without a remainder.

1, 2, 4, 23, 46, 92, 439, 878, 1756, 10097, 20194

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 40378 and 40388. The biggest common factor number is the GCF number.
So the greatest common factor 40378 and 40388 is 2.

Also check out the Least Common Multiple of 40378 and 40388